CN1072270A - Protected optical fiber package - Google Patents
Protected optical fiber package Download PDFInfo
- Publication number
- CN1072270A CN1072270A CN92112062A CN92112062A CN1072270A CN 1072270 A CN1072270 A CN 1072270A CN 92112062 A CN92112062 A CN 92112062A CN 92112062 A CN92112062 A CN 92112062A CN 1072270 A CN1072270 A CN 1072270A
- Authority
- CN
- China
- Prior art keywords
- optical fiber
- spool
- cover
- flange
- fiber component
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/4457—Bobbins; Reels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
- B65D85/02—Containers, packaging elements or packages, specially adapted for particular articles or materials for annular articles
- B65D85/04—Containers, packaging elements or packages, specially adapted for particular articles or materials for annular articles for coils of wire, rope or hose
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
- B65D85/66—Containers, packaging elements or packages, specially adapted for particular articles or materials for jumbo rolls; for rolls of floor covering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/04—Kinds or types
- B65H75/08—Kinds or types of circular or polygonal cross-section
- B65H75/14—Kinds or types of circular or polygonal cross-section with two end flanges
- B65H75/141—Kinds or types of circular or polygonal cross-section with two end flanges covers therefor
Abstract
A kind of protection optical fiber component (20) includes axle sleeve (22) and two spools of separating flange (24,26).Optical fiber (23) is on the axle sleeve and for for the purpose of wanting measuring fiber, and its end can contact.The band of plastic material (52) is around the spool parcel, and its longitudinal edge portion (54) exceeds flange, to form cover (50).This assembly can be pulled out optical fiber by the gap (64) between cover and the flange.In addition, each longitudinal edge portion is provided with hole (60).Kong Yukong is separated by a distance so that be with 52 when the spools of any required size parcel, to have pair of holes at least be the securing member (62) that therefore can insert the fixing described band that cooperates with spool of alignment thus protect optical fiber and not needing of preventing to cover to move.
Description
The present invention relates to a kind of protected optical fiber package.
It is coated to draw good optical fiber, handles, and measures and be preferably in that the winding union is contained on the spool in an automatic apparatus for spooling thread-like products.This assembly has multiple use, and it is used for twining, and stores optical fiber and such as into strips, and is stranded, unclamps optical fiber when back-roll waits other operation.It also can be used for and will extremely further process other company of this optical fiber around optical fiber delivery thereon.For the purpose of measurement and product quality supervision calmly, the optical fiber two ends on spool must contact.
Spool comprises that one has a longitudinal axis and perpendicular to this longitudinal axis and be generally the reel or the axle sleeve of the xsect of garden shape.In general, axle sleeve is coated with one deck foam-like material and plays the effect of beam and the convolution of stable fiber.First and second flanges are attached to the opposite end of this axle sleeve.Each flange can be butt garden taper, its major diameter part towards outside, and small diameter portion is attached to axle sleeve.
In a kind of commercial spool, first flange is included in the groove that described flange radially forms.First flange also is equipped with a gatherer (collector), so that compile a few circle optical fiber and contacted one of fiber lengths on spool end.The described groove of first flange makes a part of optical fiber can be by its stretching, extension the optical fiber on the gatherer be linked the optical fiber on the axle sleeve.
The common way of industry member is to adopt a kind of molded spool with the garden dish sample flange that connects by garden columnar shaft cover, for example, and by ABS or polythene material is molded forms.Usually, spool can comprise that laterally is a 10.2cm, the axle sleeve of the about 15.2cm of diameter, and the diameter of flange is about 20.3cm.
Mentioning as the front, for optical fiber component, check and deposit and/or be used for manufacturing process or wait to be carried to the building site or client place, also is normal circuitous situation about arriving.At this time, the optical fiber of this assembly is exposed in the environmental pollution and is subject to physical damage.This pollution comprises dust particle.
Dust particle may have its Effect on Performance of deterioration to the optical fiber of assembly.For example, grit can be imbedded in the lining material that is coated onto the drawn glass outside surface.These particles can be moved to the interface of glass coating material and cause the physical rupture of optical fiber.
Moreover the coated fiber of drawing also can then be applied with a color applicator.Usually, the coated fiber of drawing is to move along a production line that comprises color applicator.If grit appears on the coated fiber of drawing, the equipment of production line just may be polluted.Obviously, be necessary to provide the safeguard measure that exempts from this pollution to the optical fiber on the spool.
Certainly, a significant disadvantages that does not add the optical fiber component of protection is to make optical fiber suffer physical damage.Handle or further processing in delivery, as stranded stranding, or during the colouring of color applicator, thereby the exposure of optical fiber all may cause contacting nocuously with it and makes its damage.
In addition, if the spool of coiling optical fiber is added a cover, it adjoins that part of of last lap so that test then essential energy removal.With regard to prior art, as if the protection of optical fiber component reached gratifying degree far away, under the situation of not unloading lid because of desirable way should be optical fiber can be pulled out from spool.The material such as the SARAN plastic packaging material that always adopts for example, it had both contacted optical fiber but optical fiber had not been constituted mechanical protection.Because this wrappage contact optical fiber is still located to have under the situation of position at it, can not pull out some part of optical fiber.
People need and what can not obtain in the prior art is a kind of shielded optical fiber component.People seek is a kind ofly to comprise the protection that is easy to use and establish the assembly that revolves, and this protection facility was not only less expensive but also can reach and be easy to remove to expose the purpose of optical fiber.Simultaneously, this protection facility must prevent that optical fiber from suffering physical damage, and pollutes.Even this protective device is in and the position should be arranged around the spool, the optical fiber two ends also should contact.
Purpose of the present invention is the protection optical fiber component that the shortcoming that overcomes above-mentioned prior art is provided.
Protection optical fiber component of the present invention comprises a spool, this spool comprises that an axle sleeve and two are at a distance of the flange of the certain distance multi-ring fiber on the described axle sleeve, the characteristics of described assembly are also to comprise: a cover that covers the described multi-ring fiber on the described axle sleeve, this cover comprises a flexible material, this material be maintained at not with the position of described fiber splices and by around around the described spool so that its longitudinal edge portions is stretched out described flange; And stationary installation, in order to fixedly to be assembled into the described cover of described spool.
Fig. 1 is a skeleton view that has the protection optical fiber component of optical fiber in it, and for the purpose of clear, wherein fibre diameter is exaggerated;
Fig. 2 is the front elevation of a spool, is wound with the multilayer fibers circle on it, and has a protective cover that places around this spool, and for the purpose of clear, fibre diameter is exaggerated among the figure;
Fig. 3 is the plan view of a flexible protective material, this material can be encapsulated in fiber spool around; With
Fig. 4 is the detailed view that places the longitudinal edge portions of the described protective cover around the described spool, is provided with a securing member in an opening of the longitudinal edge portions of this cover.
Referring now to Fig. 1-2, expression is by the skeleton view of a protection optical fiber component shown in total label 20 among the figure.This assembly 20 comprises spool 21, is suitable for the multi-ring fiber 23 of winding fixed thereon.Spool 21 can be used as the spool that takes up in the automatic admittance equipment.Simultaneously, this spool also is used in to be twisted into and unclamps optical fiber in the cable, the device of storing fiber optic or conduct delivery optical fiber.Spool 21 can be made by tygon or ABS material or porous styrene materials.
As by Fig. 1 and 2 as seen, the spool 21 of this most preferred embodiment comprises axle sleeve 22, and this axle sleeve is cylindrical and in its opposite end attaching label to be arranged be two flanges of 24 and 26.In one embodiment, axle sleeve 22 covers with a kind of foamed material 27, and this foamed material plays cushioning effect to be wrapped in axle sleeve 22 optical fiber on every side with the pitch of the laps form.In this embodiment, the thickness of 0.48cm made and had approximately by foamed material by polyurethane or polythene material.Flange 24 and 26 respectively has internal diameter and the subequal conical butt of axle sleeve 22 diameters, and its external diameter is greater than internal diameter.
Can be more clearly visible as Fig. 1, flange 24 and 26 respectively comprises radially relative groove 28-28.Groove 28-28 is suitable for making all parts of optical fiber 23 can pass through its stretching, extension.In addition, the groove 28-28 in flange can align with the groove in another flange.In one embodiment, be provided with groove 29 in the foamed material 27, this groove 29 extends between two alignment slots of flange and aligns with this two groove.When this configuration makes and to remove the initial scratch circle of optical fiber 23 on the spool 21 with a cutting blade (not shown), do not damage spool.
Spool 21 also is provided with a gathering-device by total label 30 expressions.Seen in Fig. 1 and 2, this gathering-device 30 comprises 32, one the garden cylindrical surfaces 36 of groove that defined by flange 34 and the outside surface 38 of flange 24.The groove 28-28 of flange 24 helps getting in touch between the axle sleeve 22 of the groove 32 of gathering-device and spool.As seen from Figure 2, the external diameter periphery 40 of flange 24 protrudes from the part on post surface, garden 36 of gathering-device.
In this most preferred embodiment, flange 24 and 26 respectively has the external diameter of a 20.8cm and the internal diameter of about 15.2cm.Sleeve length is about 14.5cm, and the total length of spool 21 is 18.3cm, and the total distance from the outside of flange 24 to the outside of flange 26 is about 17.5cm.The diameter of the flange 34 of gathering-device spool is about 16.8cm, and its thickness is about 0.24cm.
Assembly 20 of the present invention also comprises the protective cover by total label 50 expressions, visible this protective cover in Fig. 1 and Fig. 2.Protective cover 50 prevents that for the optical fiber that is wrapped on the spool it from suffering to pollute and physics damage ring provides assurance.
In most preferred embodiment shown in Figure 1, protective device 50 comprises that a bar 52(who contains than flexible plastic sees Fig. 3), for example, a Polyvinylchloride (PVC).This 52 thickness and material thereof should be that to make this be soft and can be easy to around the spool.Moreover plastic strip 52 is preferably transparent, so that can observe the optical fiber on the spool.Have now found that thickness is that the PVC bar of the cleaning of 0.05cm suits.
Moreover the width of bar 52 should be around with this length wrapping spool the time, and its longitudinal edge portions 54-54 will stretch out the flange of spool.In a most preferred embodiment, each longitudinal edge portions is stretched out the about 0.64cm of its respective flange.Adopting this structure is in order to guarantee effectively that this end is overlapping.As Fig. 1 and 2 as seen, the length that is used for the plastic strip of spool should be that this end 56-56 became overlapping when it was wrapped up around spool.This protective material can cylinder machine mode feed, to the spool of different-diameter on demand, and will be from the material cutting or the several portions of cylinder machine.
This protective device also must comprise the device that is used for protective cover is fixed to spool, is being subject to processing or defencive function between the time of shipment to keep spool.In this most preferred embodiment, porose 60-60 is set along each longitudinal edge portions of ceiling 52.Hole 60-60 is separated by a distance, and when giving around the spool of a required size scope of protective material wrapping of measured length with use, the end of protective material can be overlapping, and align along at least one pair of hole in the hole of each longitudinal edge portions 54.This makes production technology person a distensible plasticity securing member 62(can be seen Fig. 4) etc., for example insert in the hole of this alignment, so some part of this securing member is expansible, thereby ceiling is fixed to spool so that it pushes down ceiling.In this most preferred embodiment, the length of ceiling is 76.2cm, and its width is 20.3cm.This ceiling that gives measured length and width is applicable to the spool that covers any required size that uses in a certain specific manufacturing equipment.In addition, the length of ceiling should make when being used to cover the spool of maximum required size, the overlapping 2.5cm in its end, and when covering the spool of minimum required size, then overlapping approximately 8.8cm.
In this most preferred embodiment, hole 60-60 is arranged on the ad-hoc location (see figure 3) along the longitudinal edge portions of ceiling 52.It is fixed that give these positions, so that when ceiling centered on the spool array parcel of required size, these holes were separated by a distance around the circumference of flange.The insert that is arranged in the lap of the insert (see figure 4) in hole separated by a distance around the flange and ceiling prevents the bar that the is wrapped in spool that slips away.
In addition, protective cover 50 and the position on spool thereof should be that optical fiber can be pulled out from spool, for example, so that test.This is to realize by the length of controlling ceiling 52; promptly; the length of ceiling 52 should make when bar being wrapped up around the spool, if it is when being in coaxial position with respect to flange, forms a gap 64(and see Fig. 1 and 4 between the outer fringe surface of spool flange and ceiling).Gap 64 is enough to allow pull optical fiber and does not damage optical fiber.For the purpose of the arranged coaxial protective cover, best gap length is about 500 μ m.Moreover securing member 62-62 is a garden shape along its part, and this garden shape partial interior is towards the longitudinal axis of spool and be enough short, does not unclamp so that do not hinder.Certainly, during use, protective cover will engage with the part flange, thereby increase the gap on its radially relative part.The increase that although the non-arranged coaxial of protective cover around the flange, the length of each insert must make the distance from the downside of ceiling 52 to the inner face of insert be greater than to be caused by non-arranged coaxial gap size.The length of each insert should make its inside portion not break away from the outer peripheral edges of flange, thereby plays a brake block effect, to prevent laterally moving of protective cover.
Although the front is described the most preferred embodiment of the fastener of ceiling, also can adopt other devices.For example, can dispose well-known VELCRO fastener (not shown) or available side folder (side clips) (not shown) in longitudinal edge portions.
The protective device advantage of assembly 20 of the present invention is: the fastener that does not comprise the optical fiber between the engagement flange.Moreover protective cover 50 does not hinder to test purpose and contacts optical fiber end.
Claims (10)
1, a kind of protection optical fiber component comprises a spool, and this spool comprises an axle sleeve and two flanges at a distance of certain distance, the multi-ring fiber on the described axle sleeve, and described module diagnostic is:
Cover a cover of the described multi-ring fiber on the described axle sleeve, this cover comprises a flexible material, and this material is maintained at not with the position of described fiber splices and has been wound around the described spool so that its longitudinal edge portions is stretched out described flange; With
Stationary installation is in order to fixedly to be assembled into the described cover of described spool.
2, protection optical fiber component as claimed in claim 1 is characterized in that: described cover makes and forms a gap between itself and each described flange, and described gap is enough to allow described spool pull optical fiber.
3, protection optical fiber component as claimed in claim 2 is characterized in that: the length that centers on the described flexible strip of described spool parcel is the equitant length in end that makes described flexible strip.
4, protection optical fiber component as claimed in claim 3 is characterized in that: described flexible strip comprises a plurality of alternate hole of contiguous described each longitudinal edge of flexible strip.
5, protection optical fiber component as claimed in claim 4; it is characterized in that: desire dispose described cover spool described flange diameter and be size so along the spacing between the described opening of the longitudinal edge portions of described flexible strip; so that when the described length of described flexible strip is wrapped up around described spool, in its lap, provide the hole of a pair of alignment at least.
6, protection optical fiber component as claimed in claim 5, it is characterized in that: described stationary installation comprises some securing members, each described securing member is packed in the hole of every pair of alignment.
7, protection optical fiber component as claimed in claim 3; it is characterized in that: the longitudinal edge portions of the lap of described flexible strip disposes the inner flexible member that connects; when described overlapping, these elements are connected to each other, so that described lap is fixed together.
8, protection optical fiber component as claimed in claim 2; it is characterized in that: described protective cover is to be made of a kind of strip material; the length of this band and the outer perimeter of each flange are proportional, and a plurality of holes separated by a distance are arranged so that described band can be used for constituting that any required big or small spool is all had the cover of overlapped ends and makes the hole that has a pair of alignment in the described overlapped ends at least along each longitudinal edge of described band.
9, protection optical fiber component as claimed in claim 2 is characterized in that: described cover comprises a plurality of along its each outer rim device separated by a distance, places around the described spool to keep described cover.
10, protection optical fiber component as claimed in claim 9; it is characterized in that: described device comprises a plurality of securing members; each securing member extends by the described hole in described band, and the length of each securing member is stretched out outside any gap between flange and the described cover it and flange engaged at described cover during with the relative slip of described spool contingency generation.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/765,639 US5165543A (en) | 1991-09-25 | 1991-09-25 | Protected optical fiber package |
| US765,639 | 1991-09-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1072270A true CN1072270A (en) | 1993-05-19 |
| CN1033249C CN1033249C (en) | 1996-11-06 |
Family
ID=25074086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN92112062A Expired - Fee Related CN1033249C (en) | 1991-09-25 | 1992-09-24 | Protected optical fiber package |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US5165543A (en) |
| EP (1) | EP0534677B1 (en) |
| JP (1) | JP2523254B2 (en) |
| KR (1) | KR100307273B1 (en) |
| CN (1) | CN1033249C (en) |
| CA (1) | CA2076280C (en) |
| DE (1) | DE69215318T2 (en) |
| DK (1) | DK0534677T3 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104701803A (en) * | 2014-11-18 | 2015-06-10 | 常州市科宏电子电器有限公司 | Dustproof cable spool |
| CN104834067A (en) * | 2015-04-29 | 2015-08-12 | 苏州华徕光电仪器有限公司 | Novel optical fiber transportation protecting device |
| CN107651278A (en) * | 2017-11-03 | 2018-02-02 | 湖州华上电工有限公司 | A kind of dust-proof shrouding disc of take-up post |
| CN107792729A (en) * | 2016-09-07 | 2018-03-13 | 川湖科技股份有限公司 | Wire-management device |
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| EP0662623A1 (en) * | 1994-01-11 | 1995-07-12 | Siecor Fertigungsgesellschaft für Lichtwellenleiter m.b.H. & Co. KG | Coil for light wave guides, optical cables or conductors |
| US5553810A (en) * | 1994-02-23 | 1996-09-10 | The Lincoln Electric Company | Covers for welding wire reels |
| EP0694495B1 (en) * | 1994-07-01 | 1998-04-01 | SAT (Société Anonyme de Télécommunications) | Protection cover for a cable drum and cable drum with such a protection cover |
| US5647216A (en) * | 1995-07-31 | 1997-07-15 | The United States Of America As Represented By The Secretary Of The Navy | High-power thermoacoustic refrigerator |
| US5953921A (en) * | 1997-01-17 | 1999-09-21 | The United States Of America As Represented By The Secretary Of The Navy | Torsionally resonant toroidal thermoacoustic refrigerator |
| KR200221348Y1 (en) * | 1997-06-11 | 2001-05-02 | 윤종용 | Optical fiber spool and spool cover |
| US6409017B1 (en) | 2000-06-30 | 2002-06-25 | Corning Incorporated | Use of inhibitor in optical fiber reel covers |
| US6602601B2 (en) | 2000-12-22 | 2003-08-05 | Corning Incorporated | Optical fiber coating compositions |
| AU2002239474A1 (en) * | 2000-12-22 | 2002-07-08 | Corning Incorporated | Fiber optic spools and methods of making the same |
| US6883744B2 (en) | 2001-11-19 | 2005-04-26 | Sonoco Development, Inc. | Spool for optical fiber media |
| US7237746B2 (en) * | 2003-12-08 | 2007-07-03 | Sonoco Development, Inc. | Spool having reversing spiral guide |
| US7306100B1 (en) * | 2003-12-22 | 2007-12-11 | Hossein Eslambolchi | Protective cover for fiber cable reels and method for protecting same |
| US7204452B2 (en) * | 2005-06-07 | 2007-04-17 | Sonoco Development, Inc. | Dispenser for elongate material |
| EP2024545B1 (en) * | 2006-05-17 | 2020-03-18 | Memminger-IRO GmbH | Improved thread unwinding device |
| CN102560859B (en) * | 2006-05-17 | 2014-11-26 | 梅明格-Iro股份有限公司 | Improved yarn backing-off device |
| US8474742B2 (en) * | 2009-07-30 | 2013-07-02 | Adc Telecommunications, Inc. | Spool for telecommunications cable and method |
| US8238707B2 (en) * | 2009-07-30 | 2012-08-07 | Adc Telecommunications, Inc. | Locking spool for telecommunications cable and method |
| CH704484B1 (en) | 2011-02-03 | 2013-09-13 | Huber+Suhner Ag | Cable carrier with a coil unit. |
| US8720810B2 (en) | 2011-02-11 | 2014-05-13 | Adc Telecommunications, Inc. | Spool for telecommunications cable and method |
| US9722407B2 (en) | 2012-04-30 | 2017-08-01 | Commscope Technologies Llc | Guided cable storage assembly with switchbacks |
| US9126802B2 (en) | 2012-04-30 | 2015-09-08 | Adc Telecommunications, Inc. | Payout spool with automatic cable disconnect/reconnect |
| US9500831B2 (en) | 2012-04-30 | 2016-11-22 | Commscope Technologies Llc | Cable payout cassette with single layer cable storage area |
| US9908742B2 (en) | 2012-04-30 | 2018-03-06 | Commscope Technologies Llc | Cable storage spool with center feed |
| JP5820855B2 (en) | 2013-08-30 | 2015-11-24 | 株式会社フジクラ | Optical fiber winding bobbin and bobbin wound optical fiber |
| US9950895B2 (en) | 2014-07-03 | 2018-04-24 | Lincoln Global, Inc. | Welding wire coil packaging system |
| US20160090268A1 (en) * | 2014-09-25 | 2016-03-31 | Souhegan Wood Products, Inc | Reinforced wood fiber core |
| JP6610015B2 (en) * | 2015-06-12 | 2019-11-27 | 住友電気工業株式会社 | Packing method of flame retardant cable |
| US10807829B2 (en) | 2016-09-14 | 2020-10-20 | Souhegan Wood Products Inc. | Reinforced wood fiber core |
| US10703557B2 (en) * | 2017-06-07 | 2020-07-07 | Illinois Tool Works Inc. | Drums for transporting and feeding wire |
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| CN107585446B (en) * | 2017-11-03 | 2023-07-18 | 湖州华上电工有限公司 | Multifunctional dustproof cover disc |
| US11772315B1 (en) | 2019-08-14 | 2023-10-03 | Souhegan Wood Products Inc. | Reinforced wood fiber core and method of making thereof |
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-
1991
- 1991-09-25 US US07/765,639 patent/US5165543A/en not_active Expired - Fee Related
-
1992
- 1992-08-17 CA CA002076280A patent/CA2076280C/en not_active Expired - Fee Related
- 1992-08-24 JP JP4246030A patent/JP2523254B2/en not_active Expired - Fee Related
- 1992-09-17 EP EP92308472A patent/EP0534677B1/en not_active Expired - Lifetime
- 1992-09-17 DK DK92308472.7T patent/DK0534677T3/en active
- 1992-09-17 DE DE69215318T patent/DE69215318T2/en not_active Expired - Fee Related
- 1992-09-24 KR KR1019920017393A patent/KR100307273B1/en not_active IP Right Cessation
- 1992-09-24 CN CN92112062A patent/CN1033249C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104701803A (en) * | 2014-11-18 | 2015-06-10 | 常州市科宏电子电器有限公司 | Dustproof cable spool |
| CN104834067A (en) * | 2015-04-29 | 2015-08-12 | 苏州华徕光电仪器有限公司 | Novel optical fiber transportation protecting device |
| CN107792729A (en) * | 2016-09-07 | 2018-03-13 | 川湖科技股份有限公司 | Wire-management device |
| CN107651278A (en) * | 2017-11-03 | 2018-02-02 | 湖州华上电工有限公司 | A kind of dust-proof shrouding disc of take-up post |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0534677A1 (en) | 1993-03-31 |
| CA2076280C (en) | 1998-10-27 |
| DE69215318T2 (en) | 1997-03-20 |
| DK0534677T3 (en) | 1996-12-30 |
| CN1033249C (en) | 1996-11-06 |
| EP0534677B1 (en) | 1996-11-20 |
| US5165543A (en) | 1992-11-24 |
| KR930006469A (en) | 1993-04-21 |
| DE69215318D1 (en) | 1997-01-02 |
| JPH06250026A (en) | 1994-09-09 |
| JP2523254B2 (en) | 1996-08-07 |
| CA2076280A1 (en) | 1993-03-26 |
| KR100307273B1 (en) | 2001-11-30 |
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